Lysosomal dysfunction in neurodegeneration: emerging concepts and methods

V Udayar, Y Chen, E Sidransky, R Jagasia - Trends in neurosciences, 2022 - cell.com
The understanding of lysosomes has come a long way since the initial discovery of their role
in degrading cellular waste. The lysosome is now recognized as a highly dynamic organelle …

Roles of PIKfyve in multiple cellular pathways

P Rivero-Ríos, LS Weisman - Current Opinion in Cell Biology, 2022 - Elsevier
Phosphoinositide signaling lipids are crucial for eukaryotes and regulate many aspects of
cell function. These signaling molecules are difficult to study because they are extremely low …

PIKFYVE inhibition mitigates disease in models of diverse forms of ALS

ST Hung, GR Linares, WH Chang, Y Eoh, G Krishnan… - Cell, 2023 - cell.com
Amyotrophic lateral sclerosis (ALS) is a fatal neurodegenerative disease that results from
many diverse genetic causes. Although therapeutics specifically targeting known causal …

PI4KA and PIKfyve: Essential phosphoinositide signaling enzymes involved in myriad human diseases

I Barlow-Busch, AL Shaw, JE Burke - Current Opinion in Cell Biology, 2023 - Elsevier
Lipid phosphoinositides are master regulators of multiple cellular functions. Misregulation of
the activity of the lipid kinases that generate phosphoinositides is causative of human …

The synthetic TRPML1 agonist ML-SA1 rescues Alzheimer-related alterations of the endosomal-autophagic-lysosomal system

A Somogyi, ED Kirkham, E Lloyd-Evans… - Journal of Cell …, 2023 - journals.biologists.com
Abnormalities in the endosomal-autophagic-lysosomal (EAL) system are an early event in
Alzheimer's disease (AD) pathogenesis. However, the mechanisms underlying these …

Exosomal and vesicle‐free tau seeds—propagation and convergence in endolysosomal permeabilization

JC Polanco, J Götz - The FEBS Journal, 2022 - Wiley Online Library
In Alzheimer's disease (AD), β‐amyloid peptides aggregate to form amyloid plaques, and
the microtubule‐associated protein tau forms neurofibrillary tangles. However, severity and …

Neuronal constitutive endolysosomal perforations enable α-synuclein aggregation by internalized PFFs

A Sanyal, G Scanavachi, E Somerville… - Journal of Cell …, 2024 - rupress.org
Endocytosis, required for the uptake of receptors and their ligands, can also introduce
pathological aggregates such as α-synuclein (α-syn) in Parkinson's Disease. We show here …

Loss of PIKfyve drives the spongiform degeneration in prion diseases

AKK Lakkaraju, K Frontzek, E Lemes… - EMBO molecular …, 2021 - embopress.org
Brain-matter vacuolation is a defining trait of all prion diseases, yet its cause is unknown.
Here, we report that prion infection and prion-mimetic antibodies deplete the …

Intercellular transmission of alpha-synuclein

S Wu, RW Schekman - Frontiers in Molecular Neuroscience, 2024 - frontiersin.org
An emerging theme in Parkinson's disease (PD) is the propagation of α-synuclein pathology
as the disease progresses. Research involving the injection of preformed α-synuclein fibrils …

Deciphering the prion-like behavior of pathogenic protein aggregates in neurodegenerative diseases

S Yoshida, T Hasegawa - Neurochemistry International, 2022 - Elsevier
Neurodegenerative diseases are hitherto classified based on their core clinical features, the
anatomical distribution of neurodegeneration, and the cell populations mainly affected. On …